Key Mouse is an online HTML5 game presented by yiv.com, it's playable in browsers such as safari and chrome. You can play the game on smartphone and tablet (iPhone, iPad, Samsung, Android devices and Windows Phone). There is a mouse want to collect keys. Time is limited, if you can't collect all keys in time, the mouse will die and you need to restart. A very large level will not make you bored. Have fun with this mouse! 91.8% of 66 players like the mobile game.